A 2.1 ✕ 103-kg car starts from rest at the top of a 4.9-m-long driveway that is inclined at 16° with the horizontal. If an average friction force of 4.0 ✕ 103 N impedes the motion, find the speed of the car at the bottom of the driveway.

Q: A single force of F(t) = 3t + 6 acts on a box that is initially stationary on a frictionless…

A: c. 12.0 m/s is the correct answer

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A:

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A:

Q: A sled and a rider together have a combined mass of 87 kg. They slide from rest down a frictionless…

A:

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A:

Q: An adult dolphin weighs about 1700 N. With what speed v; must he be moving as he leaves the water in…

A: Data Given ,  Weight of the dolphin ( W ) = 1700 N height of the jump ( h ) = 2.50 m

Q: A 40.0-N crate starting at rest slides down a rough 6.00-m-long ramp, inclined at 30.0° with the…

A: Answer:-  Given  Distance (s) = 6.00 m  Angle (A) = 300  Acceleration due to gravity (g) = 9.8 m/s2…

Q: A 1.00 kg rock at rest is lifted a distance 5.00m above the ground for 3.00 s. What is the Power…

A: mass of rock (m) = 1 kg height (h) = 5 m time taken (t) = 3 seconds

Q: A 10.0-kg box starts at rest and slides 3.5 m down a ramp inclined at an angle of 10 ° with the…

A: Mass of box, m = 10 kg Angle of inclination, θ = 10° Distance, L = 3.5 m Velocity of the crate at…

Q: A man on a motorcycle plans to make a jump as shown in the figure.     If he leaves the ramp with a…

A:

Q: 3.70-kg particie is subject to a net force that varies with position as snown in the figure. The…

A: GivenMass of particle, m=3.70 kg

Q: A block of mass 5 kg starts to slide down a frictionless plane having an inclination of 25.0° from…

A: mass of block = 5 kg Length of incline = 2 m angle of inclined plane = 25oInitial velocity at the…

Q: A car is traveling at 40 m/s when the driver slams on the brakes and brings it to a straight-line…

A: Given that,u=40 msv=0t=4.2 sa=?

Q: A single force of F(t) = 3t+ 6 acts on a box that is initially stationary on a frictionless…

A: a. 12.0 m/s is the correct answer

Q: mB = 6 kg Nhand,A 75 N %3D VA = 8 m/s ma =3 kg Block Block Block Block B Hk = 0.4 -2 m Ax Note:…

A:

Q: A water slide is constructed so that swimmers, starting from rest at the top of the slide, leave the…

A:

Q: At what speed does the crate reach the bottom of the inclined plane?

A: Analyze the following diagram. The plane’s height can be represented as, Substitute the relevant…

Q: A hand pushes block A (m= 3 kg) with a constant force Nand. A= 75 N for a distance Ax = 2 m along a…

A:

Q: A 40.0-N crate starting at rest slides down a rough 6.00-m-long ramp, inclined at 30.0° with the…

A: Given data:  Weight of crate = 40.0 N Length of ramp = 6.00 m Angle (θ) = 30° with the horizontal…

Q: A 5.0 kg bundle starts up a 37° incline with 145 J of kinetic energy. How far will it slide up the…

A:

Q: A 3 kg block pushes a spring of negligible mass and force constant k = 400 N / m to compress 0.22 m.…

A:

Q: mass m = 0.200 kg sits on a frictionless, horizontal air track, connected to a spring with force…

A: Givenm=0.2 kgk=5 N/mInitial stretched length, xi=0.1 mRelease from restInitial velocity ,…

Q: Along a straight horizontal track, a roller-coaster car is moving at 25 m/s. As shown in the figure…

A: Given Data:- Initial speed of the car is v=25 m/s Height of the hill is h=10 m Required:- Speed of…

Q: A 6.89-kg particle is subject to a net force that varies with position as shown in the figure. The…

A:

Q: ock of mass m = 2kg slides across a flat surface with friction present. If the block starts with a…

A: We know that the  third equation of the motion is given as  v2= u2+2as here v is the final velocity…

Q: A horizontal spring with spring constant 230 N/m is compressed by 10 cm and then used to launch a…

A:

Q: A 30.0-kg child starting from rest slides down a water slide with a vertical height of 10.0 m. What…

A: mass of child(m)=30 kg vertical height(h)=10m as child is coming down its potential energy is…

Q: Along a straight horizontal track, a roller-coaster car is moving at 25 m/s. As shown in the figure…

A:

Q: A sled and a rider together have a combined mass of 87 kg. They slide from rest down a frictionless…

A:

Q: An object with mass 15.0 kg being projected with an initial velocity of 50.0 m/s at an initial angle…

A: Since you have posted a question with multiple subparts , we will solve the first three subparts for…

Q: Using a simple pulley and rope system, a crewman on an Arctic expedition is trying to lower a crate…

A:

Q: A particle of mass 2.3 kg moves under the influence of a force: F(x)=(−5x2+7x) N If its speed…

A: potential energy = - ∫f.dx = -∫(-5x2 +7x)dx = - (-5x3/3 + 7x2/2) = (5/3)(x3) - 3.5 x2 total energy…

Q: An Atwood's machine consists of two different masses, both hanging vertically and connected by an…

A: Given:  The relation between the mass of two blocks is, M2=2M1. Let's consider the speed of the…

Q: A 3.00 kg box slides UP a smooth (frictionless) 39-degree hill with an initial speed of 16.0 m/s. To…

A: Given data  Mass of the box, m=3 kg Angle, θ=390 Initial speed, u=16 m/s

Q: An extreme skier, starting from rest, coasts down a mountain that makes an angle of 35.3 ° with the…

A:

Q: A block of ice with mass of 2.5 kg slides 0.80 m down an inclined plane sloped downward at an angle…

A: Given: Mass of ice block, m = 2.5 kg Block slides down, L = 0.8 m Incline plane angle = 30 degree

Q: Along a straight horizontal track, a roller-coaster car is moving at 25 m/s. As shown in the figure…

A:

Q: A object of mass 3.00 kg is subject to a force Fx that varies with position as in the figure below.…

A: Given,

Q: A force acting on a 2.00 kg object is given by F(x) = (2.00 N/m)x+ (1.00 N/m³)x³. An object starts…

A: The mass of the object is m=2.00 kg The force acting on the mass is Fx=2x+1x3

Q: A 4.00-kg particle is subject to a net force that varies with position as shown. The particle starts…

A: From the force versus displacement or position graph, the area under the curve equals the work done…

Q: A luggage handler pulls a 15 kg suitcase up a ramp inclined at an angle 33⁰ above the horizontal by…

A: mass (m) = 15 kgθ = 33 degree F = 180  μk = 0.35 distance moved (d) = 1.6 m Initial velocity (u) = 0…

Q: A particle of mass 2 kg moves along the x – axis under the influence of a force F = (3x² – 4x + 5)î…

A: Answer            6.708m/s

Q: A 6 kg block, initially moving 4 m/s, slides 2.5 m down a ramp that is inclined 20 degrees above…

A: Given data: Mass of block is, m=6 kg. Initial speed of block is, u=4 m/s. Distance covered during…

Q: The skateboarder in the drawing starts down the left side of the ramp with an initial speed of 5.4…

A: On neglecting all conservative force there will be no loss of energy therefore   velocity of…

Q: A ball of mass m is released from the top of a frictionless inclined plane AB with an initial…

A: Given data: The initial speed of ball is vi=2 m/s. The initial height is hi=5 m. The final height…

Q: A single frictionless roller-coaster car of mass m= 200 kg tops the first hill with speed vo = 16.0…

A: mass, m = 200 kg  velocity at A, v = 16 m/s  Height at A, h = 60 m Height at B, h'= h/2 = 30 m